src/app/api/browser/route.ts

import { NextRequest, NextResponse } from "next/server";
import {
  closeBrowser,
  initBrowser,
  isBrowserAlive,
  navigateTo,
} from "@/lib/browser";

export const runtime = "nodejs";
export const dynamic = "force-dynamic";

function normalizeUrl(input: string): string {
  const value = (input || "").trim();
  if (!value) throw new Error("URL is required");
  if (/^https?:\/\//i.test(value)) return value;
  return `https://${value}`;
}

export async function POST(req: NextRequest) {
  try {
    const body = await req.json().catch(() => ({}));
    const { action, url } = body as { action?: string; url?: string };

    if (action === "init") {
      await initBrowser();

      return NextResponse.json({
        success: true,
        message: "Browser launched on about:blank",
      });
    }

    if (action === "navigate") {
      const targetUrl = normalizeUrl(url || "");
      await navigateTo(targetUrl);

      return NextResponse.json({
        success: true,
        message: `Navigated to ${targetUrl}`,
        url: targetUrl,
      });
    }

    if (action === "status") {
      return NextResponse.json({
        success: true,
        alive: isBrowserAlive(),
      });
    }

    if (action === "close") {
      await closeBrowser();
      return NextResponse.json({
        success: true,
        message: "Browser closed",
      });
    }

    return NextResponse.json(
      {
        error: "Unknown action. Use one of: init, navigate, status, close",
      },
      { status: 400 }
    );
  } catch (e: unknown) {
    const message = e instanceof Error ? e.message : "Unknown error";
    console.error("[/api/browser]", message);

    return NextResponse.json(
      {
        error: message,
      },
      { status: 500 }
    );
  }
}

export async function GET() {
  try {
    return NextResponse.json({
      success: true,
      alive: isBrowserAlive(),
    });
  } catch (e: unknown) {
    const message = e instanceof Error ? e.message : "Unknown error";
    return NextResponse.json({ error: message }, { status: 500 });
  }
}